in vivo neutron activation analysis

简明释义

体内中子活化分析

英英释义

例句

1.By employing in vivo neutron activation analysis, scientists were able to detect heavy metal accumulation in fish.

通过采用体内中子激活分析，科学家能够检测鱼类中重金属的积累。

2.In cancer research, in vivo neutron activation analysis helps identify the distribution of therapeutic agents in tumors.

在癌症研究中，体内中子激活分析有助于识别治疗药物在肿瘤中的分布。

3.The in vivo neutron activation analysis technique proved essential for monitoring the nutritional status of patients.

该体内中子激活分析技术对于监测患者的营养状态至关重要。

4.Researchers utilized in vivo neutron activation analysis to study trace element concentrations in living organisms.

研究人员利用体内中子激活分析来研究活体生物中的微量元素浓度。

5.The safety of using in vivo neutron activation analysis in clinical settings has been widely studied.

在临床环境中使用体内中子激活分析的安全性已被广泛研究。

作文

In the field of scientific research and medical diagnostics, various techniques are employed to analyze biological samples. One such advanced technique is in vivo neutron activation analysis, which is a powerful method used to determine the composition of elements within living organisms. This technique involves exposing a sample to neutron radiation, which causes certain elements to become radioactive. By measuring the emitted gamma rays, researchers can identify and quantify the elements present in the sample. This method is particularly valuable because it allows for the analysis of biological tissues without the need for invasive procedures, making it an ideal choice for studying the elemental composition of organs and tissues in living subjects.In vivo neutron activation analysis (体内中子激活分析) has several advantages over traditional analytical methods. First and foremost, it provides a non-destructive means of obtaining information about the elemental makeup of biological samples. Unlike techniques that require the extraction of tissues or fluids, in vivo neutron activation analysis enables scientists to study the living organism as a whole, thereby preserving its integrity. This is particularly important in medical research where maintaining the health of the subject is paramount.Moreover, this technique is highly sensitive and capable of detecting trace elements that are critical for understanding various physiological processes. For example, trace elements like zinc, copper, and selenium play vital roles in enzymatic functions and metabolic pathways. By utilizing in vivo neutron activation analysis, researchers can gain insights into how deficiencies or excesses of these elements may contribute to diseases or health conditions.The applications of in vivo neutron activation analysis extend beyond basic research; they also have significant implications in clinical settings. For instance, this technique can be used to monitor the levels of essential trace elements in patients with chronic illnesses or those undergoing nutritional interventions. By regularly assessing the elemental status of these individuals, healthcare providers can make informed decisions regarding dietary adjustments or supplementation, ultimately improving patient outcomes.Despite its numerous benefits, in vivo neutron activation analysis is not without challenges. The requirement for access to a neutron source, such as a nuclear reactor, limits its availability to specialized facilities. Additionally, the interpretation of the data obtained from this analysis can be complex, necessitating a thorough understanding of both the biological context and the analytical techniques involved. Researchers must also consider factors such as biological variability and the potential for contamination, which can affect the accuracy of the results.In conclusion, in vivo neutron activation analysis (体内中子激活分析) represents a significant advancement in the field of analytical chemistry and medical diagnostics. Its ability to provide detailed information about the elemental composition of living organisms, combined with its non-invasive nature, makes it an invaluable tool for researchers and clinicians alike. As technology continues to evolve and improve, it is likely that the applications and accessibility of in vivo neutron activation analysis will expand, leading to new discoveries and enhanced understanding of human health and disease.

在科学研究和医学诊断领域，采用多种技术来分析生物样本。其中一种先进的技术是体内中子激活分析，这是一种用于确定生物体内元素组成的强大方法。这项技术涉及将样本暴露于中子辐射下，使某些元素变得具有放射性。通过测量发射的伽马射线，研究人员可以识别和量化样本中存在的元素。这种方法特别有价值，因为它允许在不需要侵入性程序的情况下分析生物组织，使其成为研究活体器官和组织元素组成的理想选择。体内中子激活分析相较于传统分析方法具有几个优势。首先，它提供了一种非破坏性的方法来获取生物样本的元素组成信息。与需要提取组织或液体的技术不同，体内中子激活分析使科学家能够整体研究生物体，从而保持其完整性。这在医学研究中尤为重要，因为保持受试者的健康至关重要。此外，这项技术具有高度灵敏性，能够检测到对理解各种生理过程至关重要的微量元素。例如，锌、铜和硒等微量元素在酶功能和代谢途径中发挥着重要作用。通过利用体内中子激活分析，研究人员可以深入了解这些元素的缺乏或过量如何可能导致疾病或健康状况。体内中子激活分析的应用不仅限于基础研究；它在临床环境中也具有重要意义。例如，这项技术可用于监测慢性疾病患者或接受营养干预者体内必需微量元素的水平。通过定期评估这些个体的元素状态，医疗提供者可以就饮食调整或补充剂做出明智决定，从而改善患者的结果。尽管有诸多好处，体内中子激活分析也面临挑战。对中子源（如核反应堆）的访问要求限制了其在专业设施中的可用性。此外，从该分析获得的数据解释可能很复杂，需要对生物背景和所涉及的分析技术有透彻的理解。研究人员还必须考虑生物变异性和污染的潜在因素，这可能会影响结果的准确性。总之，体内中子激活分析代表了分析化学和医学诊断领域的重要进展。它提供了有关生物体内元素组成的详细信息，加上其非侵入性特征，使其成为研究人员和临床医生的宝贵工具。随着技术的不断发展和改进，体内中子激活分析的应用和可及性可能会扩大，导致新的发现和对人类健康与疾病的更深入理解。